Home / 4,453.21-6,680.72-1,491.95

Finding the Fourth Proportional to 4,453.21, 6,680.72 and 1,491.95

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Solution

The fourth proportional to 4,453.21, 6,680.72 and 1,491.95 is: 2,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.21 : 6,680.72 = 1,491.95 : x
  2. Step 2: Convert to fraction form
    4,453.21/6,680.72 = 1,491.95/x
  3. Step 3: Cross multiply
    4,453.21x = 6,680.72 × 1,491.95
  4. Step 4: Simplify right side
    4,453.21x = 9,967,266.80
  5. Step 5: Solve for x
    x = 9,967,266.80/4,453.21
  6. Step 6: Final answer
    x = 2,238.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.